Means: "It indeed is like that!" used as a single-word response after nowai("No way!") was expressed.

The word has a slight sarcastic undertone, going along with the introduced bits of sarcasm that come with "Nowai!".

The usage can be compared to the popular orly and yarly.
Person #1: I just defeated that monster!
Person #2: nowai!
Person #1: yeswai!
by SakeMaki March 8, 2008
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